Nasty (but Useful!) Science

The world is full of microscopic creatures. But who would have thought that we needed these tiny creatures to digest the food in our bodies or make the oxygen we need to breathe? Get out your microscope, and get ready to examine the microorganisms we can't live without.

Doctors use medicine and surgeries to heal our bodies. But who would have thought they could use maggots to eat dead flesh or snake venom to lower blood pressure? Grab some gloves, and get ready to see some amazing medical practices put to use.

Our bodies sweat, vomit, sneeze, and pee. But who would have thought that sweating cools our bodies or that boogers keep bugs from getting into your lungs? Pull out a tissue, and get ready to explore the amazing functions that keep your body going.